Portable heater



FIG. 1 is an isometric view of a portable heater in a first operatingposition showing our new design;

FIG. 2 is a first side view of the portable heater of FIG. 1 in thefirst operating position, with the second side view of the portableheater in the first operating position being a mirror image of the firstside view;

FIG. 3 is a front view of the portable heater of FIG. 1 in the firstoperating position;

FIG. 4 is a rear view of the portable heater of FIG. 1 in the firstoperating position;

FIG. 5 is a top view of the portable heater of FIG. 1 in the firstoperating position;

FIG. 6 is a bottom view of the portable heater of FIG. 1 in the firstoperating position;

FIG. 7 is an isometric view of the portable heater of FIG. 1 in a secondoperating position; and,

FIG. 8 is a first side view of the portable heater of FIG. 1 in thesecond operating position, with the second side view of the portableheater in the second operating position being a mirror image of thefirst side view.

The broken lines in the Figures depict portions of the portable heaterthat form no part of the claimed design.

CLAIM The ornamental design for a portable heater, as shown anddescribed.